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Finding the Fourth Proportional to 183,472.90, 256,309.10 and 183,472.90

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Solution

The fourth proportional to 183,472.90, 256,309.10 and 183,472.90 is: 256,309.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,472.90 : 256,309.10 = 183,472.90 : x
  2. Step 2: Convert to fraction form
    183,472.90/256,309.10 = 183,472.90/x
  3. Step 3: Cross multiply
    183,472.90x = 256,309.10 × 183,472.90
  4. Step 4: Simplify right side
    183,472.90x = 47,025,773,873.39
  5. Step 5: Solve for x
    x = 47,025,773,873.39/183,472.90
  6. Step 6: Final answer
    x = 256,309.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.